WebApp Sec mailing list archives

Re: towards a taxonomy of Information Assurance (IA)


From: Mark Curphey <mark () curphey com>
Date: Tue, 26 Aug 2003 08:57:03 -0400 (EST)

In the webappsec world some interesting work is taking place under the WAS project at OASIS (www.oasis-open.org). 
Essentially we are creating an XML schema to describe web security issues in a standard way and produce a thesaurus of 
grouped issues leveraging that schema. This is part of a bigger project extending the original Vuln-XML work at OWASP 
to provide a language from which to describe test cases for these issues to be used in scanning tools. The 
classification scheme / thesaurus helps in providing some common language from which to group high level issues.

http://www.oasis-open.org/committees/tc_home.php?wg_abbrev=was

There is also work on more general info sec classification at www.dmtf.org that you may want to take a look at. Of all 
the work I have seen and having run through the issue with some very bright people on the WAS Technical Commitee, I 
think the conclusion if that strict classification schemes are very hard, but thesaurus's are a practical.


---- Abe Usher <abe.usher () sharp-ideas net> wrote:
Fellow Information Security Professionals,

Bottom line: I'd like your help in shaping a usable taxonomy of 
Information Assurance.*

This taxonomy is part of my graduate studies, and will not be used for 
any commercial purposes.  It will remain an "open source" open project.

I am presently working on creating a taxonomy of information assurance, 
based on the three aspects of:
(1) Information characteristics
(2) Information states
(3) Security countermeasures

These three aspects of Information Assurance (IA) were highlighted by 
John McCumber [1] as well as a team of West Point researchers [2] as a 
component of works that define an integrated approach to security.  I 
have also considered the works of Matt Bishop [3] in how to create a 
useful taxonomy.

Within the next 6 months, I would like to create a taxonomy that 
graphically depicts the relationships of these three aspects.  I will 
use an "open source" model whereby all of my findings & results will be 
posted for public review and revision.

My intent is that this taxonomy could be used by the academic community, 
industry, and government in improving the precision of communication 
used in discussing information assurance/security topics.

I have searched the Internet widely for a taxonomy of Information 
Assurance, but I have not found anything that is sufficiently detailed 
for application with real world problems.

I've posted my initial results to the following URL:

http://www.sharp-ideas.net/ia/information_assurance.htm

for comments and peer review.

Cheers,

Abe Usher
abe.usher () sharp-ideas net


* Information assurance is defined as "information operations that 
protect and defend information and information systems by ensuring their 
availability, integrity, authentication, confidentiality, and 
non-repudiation.  This includes providing for restoration of information 
systems by incorporating protection, detection, and reaction capabilities.

[1] McCumber, John.  "Information Systems Security: A Comprehensive 
Model".  Proceedings 14th National Computer Security Conference.  
National Institute of Standards and Technology.  Baltimore, MD.  October 
1991.

[2] Maconachy, Victor, Corey Schou, Daniel Ragsdale, and Don Welch. "A 
Model for Information Assurance: An Integrated Approach".  Proceedings 
of the 2001 IEEE Workshop on Information Assurance and Security.  U.S. 
Military Academy.  West Point, NY.  June 2001.

[3] Bishop, Matt.  "A Critical Analysis of Vulnerability Taxonomies".  
Department of Computer Science, University of California. Davis, CA.  
September 1996.





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